#5771F3#5771F3

#5771F3 is a mid, vivid blue. Relative luminance 0.203; OKLCH L 59.9% C 0.196 H 270.8°. Best body text is #000000 at 5.06:1 contrast (WCAG AA passes).

Color values

HEX	#5771F3
RGB	rgb(87, 113, 243)
HSL	hsl(230, 87%, 65%)
HSV	hsv(230, 64%, 95%)
CMYK	cmyk(64.2%, 53.5%, 0%, 4.7%)
CIE-LAB	lab(52.18, 30.73, -68.27)
CIE-LCH	lch(52.18, 74.86, 294.23°)
OKLab	oklab(59.95% 0.0028 -0.1961)
OKLCH	oklch(59.95% 0.196 270.8)
XYZ	xyz(26.0078, 20.3052, 87.3254)
Luminance	0.2031 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5771F3 #F3D957

analogous

#57BFF3 #5771F3 #8B57F3

triadic

#5771F3 #F35771 #71F357

tetradic

#5771F3 #F357BF #F3D957 #57F38B

square

#5771F3 #F357BF #F3D957 #57F38B

split-complementary

#5771F3 #F38B57 #BFF357

monochromatic

#0E2CC2 #1E41EF #5771F3 #90A1F7 #C9D2FB

Accessibility & contrast

On white

4.15

#5771F3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.06

#5771F3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5771F3

5.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5771F3	#FFFFFF	#000000	##000000
##5771F3	1.00	4.15	5.06	5.06
#FFFFFF	4.15	1.00	21.00	21.00
#000000	5.06	21.00	1.00	1.00
##000000	5.06	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#0F84F8

Deuteranopia (green-blind)

#0076F0

Tritanopia (blue-blind)

#0090A7

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #5771f3;
/* rgb */ color: rgb(87, 113, 243);
/* oklch */ color: oklch(59.9% 0.196 270.8);

Tailwind

colors: {
  custom: {
    50: '#9699f8',
    500: '#5771f3',
    950: '#000000',
  },
}

SCSS

$custom: #5771f3;
$custom-light: #9699f8;
$custom-dark: #000000;

JSON

{
  "hex": "#5771f3",
  "rgb": {
    "r": 87,
    "g": 113,
    "b": 243
  },
  "hsl": {
    "h": 230,
    "s": 86.667,
    "l": 64.706
  },
  "oklch": {
    "l": 0.59945,
    "c": 0.19615,
    "h": 270.8
  },
  "luminance": 0.20308
}

Semantic roles & 50–950 ramp

primary

#5771F3

secondary

#EEE5B8

accent

#BE02E3

background

#F9F9FF

surface

#F2F2FF

border

#CCCCD7

text

#0F0D17

muted

#7E7E85

Preview Lab

Preview with #5771F3

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →